try to work out a sched with bill, he's always on 10 meters and he has a
big amp
On Sun, Feb 2, 2014 at 11:21 AM, George Andrews <gandrews at ntplx.net> wrote:
> Bob,
>>>> Thought you would have info. The work you and N1SAG did is applicable to
> what I would try to do. The antenna will always be horizontal. I may do a
> pilot with a three element as that will be a lot easier and provide proof
> of principle. I think that I want to get the two meter beam up and the
> station running sometime in the spring. I have a carpenter friend who will
> help with the installation. Not sure how high up it will be. Probably
> thirty feet above ground level. The wind, ice and subzero temperatures
> really stress things. My installation of the Cobra Ultralight would have
> been up for two or three years in CT. It came down during an icy stretch of
> windy subzero temperatures. Our low so far was -18 F, not corrected for
> wind chill. We get stretches of 1 to 4 below zero, uncorrected for wind
> chill. The temperatures don't bother me, I just stay in if it is close to
> 20 below. It puts antenna installation in another category altogether. I
> already bought some grease for mechanical things that is good to -40. I
> will have to make sure all the rotators have low temperature grease.
>>>> I expect I should be able to get to CT on 2M SSB. I would like to have the
> 2M beam up, the HF dipole and HF vertical up by summer. I plan to put a 40
> M loop up that should also do well on 10 M. I just have to make sure
> nothing is located where a moose might get tangled up. We have an
> assortment of critters that run through the yard. Got a moose on game
> camera about ten feet from our front door. We saw a mama bear and cub
> within thirty feet of the house. I think I scared them away. There is also
> a bobcat that has been running around in the yard, perhaps after squirrels
> and birds.
>>>> Will keep you posted on experiments and try testing things with you where
> possible.
>>>> Made contact with a Texas station on 28.400 MHz a little while ago. I have
> been putting out calls by voice and eCW. Will be monitoring that frequency
> for a while.
>>>>>> George
>>>> *From:* 450-bounces at lists.vhfwiki.com [mailto:
>450-bounces at lists.vhfwiki.com] *On Behalf Of *Bob
> *Sent:* Sunday, February 2, 2014 10:42 AM
> *To:* 450
> *Subject:* Re: [450] Thinking out loud: 2M antenna installation
>>>> George,
>> Simplest answer, whatever works.
>> That being said, Dave, N1SAG, and I did extensive testing on 432 with his
> pair of yagis mounted side by side (like mine) horizontally. He was in a
> bit of a pit, and the thought was if he had elevation adjustment he might
> be able to manipulate the manner by which his signal propagated over his
> "horizon". In short, he never was able to achieve the desired or expected
> results. His observation was that there was virtually no difference within
> the range that "worked"...meaning if he had the elevation anywhere between
> just below level up to some angle (don't remember specifically what that
> was, he would have a signal and adjustment would not vary the level within
> that range. Outside that range he had nothing. This is one guy, in one
> set of circumstances, but we were both quite frankly surprised.
>> Further, WA2WEJ had his single yagi on an elevation rotor for vertical to
> horizontal excursions, and often adjusted somewhere between to see if there
> was ever a circumstance where it would be helpful. The only time it was
> useful was when the need arose to work to differently polarized signals at
> once without major degradation. He found that 45 degrees didn't seriously
> attenuate either signal, Your mileage may vary. You may even find an
> eggbeater may be just the ticket for this one elusive signal, as Tom has
> found with the Larry contact. Berlin Larry has used a stacked "double
> diamond" antenna to propagate over a major obstruction and has had decent
> results. Then there is the phenomenon noted while parked at work, all
> Waterbury stations pointed at me, and moving 8 inches forward or backward
> brings up one and drops out another.
>> In short, EXPERIMENT, EXPERIMENT, EXPERIMENT!!!
>> Good luck and let me know how it works out!
>> Bob
>>>> On Sun, Feb 2, 2014 at 9:38 AM, George Andrews <gandrews at ntplx.net> wrote:
>> Group,
>>>> My first thought is to direct the question to you Bob. Others may have
> practical experience with the concept.
>>>> I can't reach the Mt. Washington repeater from my house. Apparently I am
> somehow in the shadow of it. My 2M antenna will be 2M9. 9 elements on 14
> feet. One would ordinarily install the antenna such that it is perfectly
> horizontal. I am wondering what the result would be to install it slightly
> off horizontal. Maybe as much as 10 degrees upwardly directed. I do plan to
> research net sources of info on this topic.
>>>> I used a 4 element beam and had fun bouncing signals off airplanes when in
> Seymour CT. Got to a couple of repeaters in NYS off the deck using an HT.
> It takes effort to track the plane, but not impossible for short QSO's.
>>>> Perhaps someone has an EME setup has tried this to see what the impact is.
>>>> George
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